if $1x = x goto info

if -r $1.c goto skipper

if ! -r $1.mx  goto nfg

: you get here if your program was called xxxx.mx
echo i - compile program
cat /mnt/e4100y/explor/cmx0 $1.mx /mnt/e4100y/explor/cmxz > $1mx.c
if -w a.out rm a.out
cc $1mx.c /mnt/e4100y/explor/explor.a
rm $1mx.c

: gogo
echo ii - begin execution
: next line clears the screen
echo 
stty ff1 cr0 nl0
a.out
exit

: info
cat /usr/pub/explor
exit

: nfg
echo $1.mx: does not exist or is not readable

: skipper
: you get here if your program is xxx.c
echo i - compile program
if -w a.out rm a.out
cc $1.c /mnt/e4100y/explor/explor.a
goto gogo
